Budget Amount *help |
¥25,480,000 (Direct Cost: ¥19,600,000、Indirect Cost: ¥5,880,000)
Fiscal Year 2019: ¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2018: ¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2017: ¥6,500,000 (Direct Cost: ¥5,000,000、Indirect Cost: ¥1,500,000)
Fiscal Year 2016: ¥9,100,000 (Direct Cost: ¥7,000,000、Indirect Cost: ¥2,100,000)
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Outline of Final Research Achievements |
We reveal two properties of hydride anion by high pressure experiments of vanadium oxyhydrides Srn+1VnO2n+1Hn (n = 1,2,∞). 1) Hydride anion can act as phi-blockers” in inorganic solids: hydride anion effectively blocks exchange pathways of phi-symmetry even under extremely high pressure due to lack of p orbital in hydride anion. 2) hydride anion is extraordinarily compressible compared with oxide anion. These concepts provide a strong motivation for the synthesis of new oxyhydride phases with novel properties.
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